66413256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:723

約数の個数: 128

約数和(自身を含む): 209018880

約数和(自身を除く): 142605624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 47, 52, 56, 78, 84, 91, 94, 104, 141, 156, 168, 182, 188, 273, 282, 312, 329, 364, 376, 546, 564, 611, 647, 658, 728, 987, 1092, 1128, 1222, 1294, 1316, 1833, 1941, 1974, 2184, 2444, 2588, 2632, 3666, 3882, 3948, 4277, 4529, 4888, 5176, 7332, 7764, 7896, 8411, 8554, 9058, 12831, 13587, 14664, 15528, 16822, 17108, 18116, 25233, 25662, 27174, 30409, 33644, 34216, 36232, 50466, 51324, 54348, 58877, 60818, 67288, 91227, 100932, 102648, 108696, 117754, 121636, 176631, 182454, 201864, 212863, 235508, 243272, 353262, 364908, 395317, 425726, 471016, 638589, 706524, 729816, 790634, 851452, 1185951, 1277178, 1413048, 1581268, 1702904, 2371902, 2554356, 2767219, 3162536, 4743804, 5108712, 5534438, 8301657, 9487608, 11068876, 16603314, 22137752, 33206628, 66413256]

約数ペア:

[(1, 66413256), (2, 33206628), (3, 22137752), (4, 16603314), (6, 11068876), (7, 9487608), (8, 8301657), (12, 5534438), (13, 5108712), (14, 4743804), (21, 3162536), (24, 2767219), (26, 2554356), (28, 2371902), (39, 1702904), (42, 1581268), (47, 1413048), (52, 1277178), (56, 1185951), (78, 851452), (84, 790634), (91, 729816), (94, 706524), (104, 638589), (141, 471016), (156, 425726), (168, 395317), (182, 364908), (188, 353262), (273, 243272), (282, 235508), (312, 212863), (329, 201864), (364, 182454), (376, 176631), (546, 121636), (564, 117754), (611, 108696), (647, 102648), (658, 100932), (728, 91227), (987, 67288), (1092, 60818), (1128, 58877), (1222, 54348), (1294, 51324), (1316, 50466), (1833, 36232), (1941, 34216), (1974, 33644), (2184, 30409), (2444, 27174), (2588, 25662), (2632, 25233), (3666, 18116), (3882, 17108), (3948, 16822), (4277, 15528), (4529, 14664), (4888, 13587), (5176, 12831), (7332, 9058), (7764, 8554), (7896, 8411)]